[ 133.023277][ T1336] ieee802154 phy0 wpan0: encryption failed: -22 [ 133.023329][ T1336] ieee802154 phy1 wpan1: encryption failed: -22 Warning: Permanently added '10.128.1.239' (ED25519) to the list of known hosts. 2026/05/10 06:18:07 parsed 1 programs [ 141.844254][ T6032] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 145.939908][ T6042] bridge0: port 1(bridge_slave_0) entered blocking state [ 145.940029][ T6042] bridge0: port 1(bridge_slave_0) entered disabled state [ 145.940143][ T6042] bridge_slave_0: entered allmulticast mode [ 145.941635][ T6042] bridge_slave_0: entered promiscuous mode [ 145.943588][ T6042] bridge0: port 2(bridge_slave_1) entered blocking state [ 145.943699][ T6042] bridge0: port 2(bridge_slave_1) entered disabled state [ 145.943794][ T6042] bridge_slave_1: entered allmulticast mode [ 145.945156][ T6042] bridge_slave_1: entered promiscuous mode [ 146.082163][ T6042] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 146.084672][ T6042] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 146.280402][ T6042] team0: Port device team_slave_0 added [ 146.282371][ T6042] team0: Port device team_slave_1 added [ 146.410258][ T6042] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 146.410272][ T6042] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 146.410293][ T6042] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 146.411722][ T6042] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 146.411735][ T6042] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 146.411752][ T6042] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 146.586663][ T6042] hsr_slave_0: entered promiscuous mode [ 146.587350][ T6042] hsr_slave_1: entered promiscuous mode [ 148.454178][ T6042] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 148.505451][ T6042] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 148.508763][ T6042] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 148.550948][ T6042] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 148.552950][ T6042] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 148.587390][ T6042] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 148.597623][ T6042] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 148.622645][ T6042] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 148.804654][ T6042] 8021q: adding VLAN 0 to HW filter on device bond0 [ 148.836052][ T6042] 8021q: adding VLAN 0 to HW filter on device team0 [ 148.854503][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 148.855651][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 148.914625][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 148.914750][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 149.525959][ T6042] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 149.632248][ T6042] veth0_vlan: entered promiscuous mode [ 149.658097][ T6042] veth1_vlan: entered promiscuous mode [ 149.724925][ T6042] veth0_macvtap: entered promiscuous mode [ 149.736443][ T6042] veth1_macvtap: entered promiscuous mode [ 149.773553][ T6042] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 149.796459][ T6042] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 149.821681][ T1028] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 149.823051][ T1028] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 149.823088][ T1028] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 149.823119][ T1028] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 150.764502][ T1028] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 151.505820][ T1028] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 151.808807][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 151.808825][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 152.064435][ T1028] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 152.142570][ T157] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 152.142589][ T157] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 152.480829][ T1028] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 153.388800][ T1028] bridge_slave_1: left allmulticast mode [ 153.388834][ T1028] bridge_slave_1: left promiscuous mode [ 153.389091][ T1028] bridge0: port 2(bridge_slave_1) entered disabled state [ 153.480523][ T1028] bridge_slave_0: left allmulticast mode [ 153.480557][ T1028] bridge_slave_0: left promiscuous mode [ 153.480818][ T1028] bridge0: port 1(bridge_slave_0) entered disabled state [ 154.250268][ T1028] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 154.309111][ T1028] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 154.350770][ T1028] bond0 (unregistering): Released all slaves [ 154.724869][ T1028] hsr_slave_0: left promiscuous mode [ 154.772131][ T1028] hsr_slave_1: left promiscuous mode [ 154.774740][ T1028] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 154.774765][ T1028] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 154.829199][ T1028] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 154.829224][ T1028] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 154.965250][ T1028] veth1_macvtap: left promiscuous mode [ 154.965354][ T1028] veth0_macvtap: left promiscuous mode [ 154.965596][ T1028] veth1_vlan: left promiscuous mode [ 154.965777][ T1028] veth0_vlan: left promiscuous mode [ 155.679031][ T1028] team0 (unregistering): Port device team_slave_1 removed [ 155.729301][ T1028] team0 (unregistering): Port device team_slave_0 removed [ 155.902447][ T5264] 8021q: adding VLAN 0 to HW filter on device eth1 [ 156.632302][ T5264] 8021q: adding VLAN 0 to HW filter on device eth2 [ 156.832613][ T4918] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 156.838249][ T4918] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 156.869601][ T4918] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 156.873429][ T4918] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 156.874146][ T4918] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 157.863147][ T5264] 8021q: adding VLAN 0 to HW filter on device eth3 [ 158.714883][ T5264] 8021q: adding VLAN 0 to HW filter on device eth4 2026/05/10 06:18:30 executed programs: 0 [ 161.314751][ T59] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 161.336542][ T59] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 161.337532][ T59] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 161.374069][ T59] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 161.374827][ T59] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 162.340526][ T6381] bridge0: port 1(bridge_slave_0) entered blocking state [ 162.340735][ T6381] bridge0: port 1(bridge_slave_0) entered disabled state [ 162.340918][ T6381] bridge_slave_0: entered allmulticast mode [ 162.345487][ T6381] bridge_slave_0: entered promiscuous mode [ 162.347994][ T6381] bridge0: port 2(bridge_slave_1) entered blocking state [ 162.348200][ T6381] bridge0: port 2(bridge_slave_1) entered disabled state [ 162.354453][ T6381] bridge_slave_1: entered allmulticast mode [ 162.356918][ T6381] bridge_slave_1: entered promiscuous mode [ 162.512302][ T6381] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 162.514774][ T6381] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 162.651782][ T6381] team0: Port device team_slave_0 added [ 162.653820][ T6381] team0: Port device team_slave_1 added [ 162.811086][ T6381] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 162.811101][ T6381] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 162.811123][ T6381] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 162.813830][ T6381] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 162.813844][ T6381] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 162.813946][ T6381] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 163.283537][ T6381] hsr_slave_0: entered promiscuous mode [ 163.284251][ T6381] hsr_slave_1: entered promiscuous mode [ 163.418668][ T59] Bluetooth: hci0: command tx timeout [ 165.277139][ T6381] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 165.302915][ T6381] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 165.304170][ T6381] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 165.342354][ T6381] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 165.358515][ T6381] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 165.433804][ T6381] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 165.435231][ T6381] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 165.466490][ T6381] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 165.499643][ T59] Bluetooth: hci0: command tx timeout [ 165.677807][ T6381] 8021q: adding VLAN 0 to HW filter on device bond0 [ 165.708046][ T6381] 8021q: adding VLAN 0 to HW filter on device team0 [ 165.730560][ T157] bridge0: port 1(bridge_slave_0) entered blocking state [ 165.730757][ T157] bridge0: port 1(bridge_slave_0) entered forwarding state [ 165.746066][ T1028] bridge0: port 2(bridge_slave_1) entered blocking state [ 165.746191][ T1028] bridge0: port 2(bridge_slave_1) entered forwarding state [ 166.439915][ T6381] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 166.529936][ T6381] veth0_vlan: entered promiscuous mode [ 166.547225][ T6381] veth1_vlan: entered promiscuous mode [ 166.606071][ T6381] veth0_macvtap: entered promiscuous mode [ 166.617072][ T6381] veth1_macvtap: entered promiscuous mode [ 166.652540][ T6381] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 166.664820][ T6381] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 166.682825][ T1467] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 166.687752][ T1467] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 166.687962][ T1467] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 166.687996][ T1467] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 167.221305][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 167.221325][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 167.307424][ T1467] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 167.307445][ T1467] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2026/05/10 06:18:37 executed programs: 2 [ 167.578605][ T59] Bluetooth: hci0: command tx timeout [ 167.936627][ T6512] loop0: detected capacity change from 0 to 32768 [ 168.226094][ T6512] Bad index:0 in slot in dtroot [ 168.226094][ T6512] [ 168.226114][ T6512] ERROR: (device loop0): copy_from_dinode: Corrupt dtroot [ 168.226114][ T6512] [ 168.226404][ T6512] ERROR: (device loop0): remounting filesystem as read-only [ 168.854976][ T6536] loop0: detected capacity change from 0 to 32768 [ 168.892454][ T6536] Bad index:0 in slot in dtroot [ 168.892454][ T6536] [ 168.892477][ T6536] ERROR: (device loop0): copy_from_dinode: Corrupt dtroot [ 168.892477][ T6536] [ 168.893747][ T6536] ERROR: (device loop0): remounting filesystem as read-only [ 169.250942][ T6538] loop0: detected capacity change from 0 to 32768 [ 169.287059][ T6538] Bad index:0 in slot in dtroot [ 169.287059][ T6538] [ 169.287074][ T6538] ERROR: (device loop0): copy_from_dinode: Corrupt dtroot [ 169.287074][ T6538] [ 169.287475][ T6538] ERROR: (device loop0): remounting filesystem as read-only [ 169.658472][ T59] Bluetooth: hci0: command tx timeout [ 169.661184][ T6540] loop0: detected capacity change from 0 to 32768 [ 169.692961][ T6540] Bad index:0 in slot in dtroot [ 169.692961][ T6540] [ 169.692977][ T6540] ERROR: (device loop0): copy_from_dinode: Corrupt dtroot [ 169.692977][ T6540] [ 169.693234][ T6540] ERROR: (device loop0): remounting filesystem as read-only [ 170.027322][ T6542] loop0: detected capacity change from 0 to 32768 [ 170.043697][ T6542] Bad index:0 in slot in dtroot [ 170.043697][ T6542] [ 170.043712][ T6542] ERROR: (device loop0): copy_from_dinode: Corrupt dtroot [ 170.043712][ T6542] [ 170.044002][ T6542] ERROR: (device loop0): remounting filesystem as read-only [ 170.402526][ T6544] loop0: detected capacity change from 0 to 32768 [ 170.416091][ T6544] Bad index:0 in slot in dtroot [ 170.416091][ T6544] [ 170.416104][ T6544] ERROR: (device loop0): copy_from_dinode: Corrupt dtroot [ 170.416104][ T6544] [ 170.416437][ T6544] ERROR: (device loop0): remounting filesystem as read-only [ 170.769041][ T6546] loop0: detected capacity change from 0 to 32768 [ 170.785709][ T6546] Bad index:0 in slot in dtroot [ 170.785709][ T6546] [ 170.785726][ T6546] ERROR: (device loop0): copy_from_dinode: Corrupt dtroot [ 170.785726][ T6546] [ 170.785992][ T6546] ERROR: (device loop0): remounting filesystem as read-only [ 171.142595][ T6548] loop0: detected capacity change from 0 to 32768 [ 171.165912][ T6548] Bad index:0 in slot in dtroot [ 171.165912][ T6548] [ 171.165935][ T6548] ERROR: (device loop0): copy_from_dinode: Corrupt dtroot [ 171.165935][ T6548] [ 171.166417][ T6548] ERROR: (device loop0): remounting filesystem as read-only [ 171.533403][ T6550] loop0: detected capacity change from 0 to 32768 [ 171.567930][ T6550] Bad index:0 in slot in dtroot [ 171.567930][ T6550] [ 171.567947][ T6550] ERROR: (device loop0): copy_from_dinode: Corrupt dtroot [ 171.567947][ T6550] [ 171.568270][ T6550] ERROR: (device loop0): remounting filesystem as read-only [ 171.925538][ T6552] loop0: detected capacity change from 0 to 32768 [ 171.946417][ T6552] Bad index:0 in slot in dtroot [ 171.946417][ T6552] [ 171.946431][ T6552] ERROR: (device loop0): copy_from_dinode: Corrupt dtroot [ 171.946431][ T6552] [ 171.946706][ T6552] ERROR: (device loop0): remounting filesystem as read-only [ 172.338982][ T6554] Bad index:0 in slot in dtroot [ 172.338982][ T6554] [ 172.338997][ T6554] ERROR: (device loop0): copy_from_dinode: Corrupt dtroot [ 172.338997][ T6554] [ 172.339303][ T6554] ERROR: (device loop0): remounting filesystem as read-only [ 172.376076][ C1] ================================================================== [ 172.376089][ C1] BUG: KASAN: slab-use-after-free in lbmIODone+0x1312/0x16c0 [ 172.376113][ C1] Read of size 4 at addr ffff888036f07008 by task ktimers/1/29 [ 172.376126][ C1] [ 172.376147][ C1] CPU: 1 UID: 0 PID: 29 Comm: ktimers/1 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 172.376162][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 172.376176][ C1] Call Trace: [ 172.376185][ C1] [ 172.376190][ C1] dump_stack_lvl+0xe8/0x150 [ 172.376207][ C1] print_address_description+0x55/0x1e0 [ 172.376222][ C1] ? lbmIODone+0x1312/0x16c0 [ 172.376237][ C1] print_report+0x58/0x70 [ 172.376250][ C1] kasan_report+0x117/0x150 [ 172.376267][ C1] ? lbmIODone+0x1312/0x16c0 [ 172.376285][ C1] lbmIODone+0x1312/0x16c0 [ 172.376301][ C1] ? blkg_put+0x22/0x240 [ 172.376313][ C1] ? blkg_put+0x22/0x240 [ 172.376325][ C1] ? blkg_put+0x18d/0x240 [ 172.376337][ C1] ? bio_endio+0x989/0x9d0 [ 172.376351][ C1] blk_update_request+0x57e/0xe60 [ 172.376371][ C1] blk_mq_end_request+0x3e/0x70 [ 172.376385][ C1] blk_done_softirq+0x10a/0x160 [ 172.376399][ C1] handle_softirqs+0x1de/0x6d0 [ 172.376416][ C1] ? smpboot_thread_fn+0x4d/0xa50 [ 172.376431][ C1] run_ktimerd+0x69/0x100 [ 172.376446][ C1] smpboot_thread_fn+0x541/0xa50 [ 172.376461][ C1] ? smpboot_thread_fn+0x4d/0xa50 [ 172.376477][ C1] kthread+0x388/0x470 [ 172.376493][ C1] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 172.376508][ C1] ? __pfx_kthread+0x10/0x10 [ 172.376525][ C1] ret_from_fork+0x514/0xb70 [ 172.376541][ C1] ? __pfx_ret_from_fork+0x10/0x10 [ 172.376554][ C1] ? __switch_to+0xc79/0x1410 [ 172.376574][ C1] ? __pfx_kthread+0x10/0x10 [ 172.376590][ C1] ret_from_fork_asm+0x1a/0x30 [ 172.376610][ C1] [ 172.376616][ C1] [ 172.376623][ C1] Allocated by task 6554: [ 172.376631][ C1] kasan_save_track+0x3e/0x80 [ 172.376644][ C1] __kasan_kmalloc+0x93/0xb0 [ 172.376656][ C1] __kmalloc_cache_noprof+0x3a6/0x690 [ 172.376670][ C1] lmLogInit+0x3e5/0x1a00 [ 172.376684][ C1] lmLogOpen+0x4e1/0xfa0 [ 172.376698][ C1] jfs_mount_rw+0xee/0x670 [ 172.376712][ C1] jfs_fill_super+0x754/0xd80 [ 172.376723][ C1] get_tree_bdev_flags+0x431/0x4f0 [ 172.376737][ C1] vfs_get_tree+0x92/0x2a0 [ 172.376749][ C1] do_new_mount+0x341/0xd30 [ 172.376767][ C1] __se_sys_mount+0x31d/0x420 [ 172.376788][ C1] do_syscall_64+0x15f/0xf80 [ 172.376803][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 172.376816][ C1] [ 172.376819][ C1] Freed by task 6554: [ 172.376826][ C1] kasan_save_track+0x3e/0x80 [ 172.376837][ C1] kasan_save_free_info+0x46/0x50 [ 172.376853][ C1] __kasan_slab_free+0x5c/0x80 [ 172.376864][ C1] kfree+0x1c5/0x6c0 [ 172.376875][ C1] lmLogShutdown+0x456/0x850 [ 172.376892][ C1] lmLogClose+0x28a/0x520 [ 172.376907][ C1] jfs_umount+0x2fb/0x3d0 [ 172.376921][ C1] jfs_fill_super+0x9c5/0xd80 [ 172.376931][ C1] get_tree_bdev_flags+0x431/0x4f0 [ 172.376948][ C1] vfs_get_tree+0x92/0x2a0 [ 172.376963][ C1] do_new_mount+0x341/0xd30 [ 172.376978][ C1] __se_sys_mount+0x31d/0x420 [ 172.376993][ C1] do_syscall_64+0x15f/0xf80 [ 172.377006][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 172.377026][ C1] [ 172.377029][ C1] The buggy address belongs to the object at ffff888036f07000 [ 172.377029][ C1] which belongs to the cache kmalloc-256 of size 256 [ 172.377041][ C1] The buggy address is located 8 bytes inside of [ 172.377041][ C1] freed 256-byte region [ffff888036f07000, ffff888036f07100) [ 172.377055][ C1] [ 172.377059][ C1] The buggy address belongs to the physical page: [ 172.377075][ C1] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x36f06 [ 172.377088][ C1] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 172.377100][ C1] flags: 0x80000000000040(head|node=0|zone=1) [ 172.377116][ C1] page_type: f5(slab) [ 172.377128][ C1] raw: 0080000000000040 ffff88801a010b40 dead000000000100 dead000000000122 [ 172.377140][ C1] raw: 0000000000000000 0000000800100010 00000000f5000000 0000000000000000 [ 172.377152][ C1] head: 0080000000000040 ffff88801a010b40 dead000000000100 dead000000000122 [ 172.377163][ C1] head: 0000000000000000 0000000800100010 00000000f5000000 0000000000000000 [ 172.377175][ C1] head: 0080000000000001 ffffffffffffff81 00000000ffffffff 00000000ffffffff [ 172.377185][ C1] head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000002 [ 172.377191][ C1] page dumped because: kasan: bad access detected [ 172.377201][ C1] page_owner tracks the page as allocated [ 172.377206][ C1] page last allocated via order 1, migratetype Unmovable, gfp_mask 0xd2040(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5267, tgid 5267 (dhcpcd-run-hook), ts 51650273804, free_ts 49728648990 [ 172.377231][ C1] post_alloc_hook+0x231/0x280 [ 172.377245][ C1] get_page_from_freelist+0x27c8/0x2840 [ 172.377260][ C1] __alloc_frozen_pages_noprof+0x18d/0x380 [ 172.377277][ C1] allocate_slab+0x77/0x660 [ 172.377295][ C1] refill_objects+0x33c/0x3d0 [ 172.377312][ C1] __pcs_replace_empty_main+0x373/0x720 [ 172.377330][ C1] __kmalloc_cache_noprof+0x44e/0x690 [ 172.377344][ C1] smk_fetch+0x95/0x140 [ 172.377357][ C1] smack_d_instantiate+0x757/0x990 [ 172.377376][ C1] security_d_instantiate+0x106/0x1d0 [ 172.377390][ C1] d_splice_alias_ops+0x71/0x3e0 [ 172.377407][ C1] ext4_lookup+0x302/0x710 [ 172.377422][ C1] __lookup_slow+0x2d2/0x440 [ 172.377434][ C1] lookup_slow+0x53/0x70 [ 172.377446][ C1] path_lookupat+0x3f5/0x8c0 [ 172.377465][ C1] filename_lookup+0x256/0x5d0 [ 172.377483][ C1] page last free pid 20 tgid 20 stack trace: [ 172.377492][ C1] __free_frozen_pages+0xfa6/0x10f0 [ 172.377508][ C1] rcu_cpu_kthread+0x99e/0x1470 [ 172.377529][ C1] smpboot_thread_fn+0x541/0xa50 [ 172.377542][ C1] kthread+0x388/0x470 [ 172.377557][ C1] ret_from_fork+0x514/0xb70 [ 172.377570][ C1] ret_from_fork_asm+0x1a/0x30 [ 172.377584][ C1] [ 172.377588][ C1] Memory state around the buggy address: [ 172.377595][ C1] ffff888036f06f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 172.377604][ C1] ffff888036f06f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 172.377612][ C1] >ffff888036f07000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 172.377619][ C1] ^ [ 172.377626][ C1] ffff888036f07080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 172.377635][ C1] ffff888036f07100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 172.377642][ C1] ================================================================== [ 172.377672][ C1] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 172.377684][ C1] CPU: 1 UID: 0 PID: 29 Comm: ktimers/1 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 172.377699][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 172.377707][ C1] Call Trace: [ 172.377713][ C1] [ 172.377718][ C1] vpanic+0x56c/0xa60 [ 172.377737][ C1] ? __pfx_vpanic+0x10/0x10 [ 172.377755][ C1] panic+0xc5/0xd0 [ 172.377771][ C1] ? __pfx_panic+0x10/0x10 [ 172.377790][ C1] ? lbmIODone+0x1312/0x16c0 [ 172.377811][ C1] ? lbmIODone+0x1312/0x16c0 [ 172.377829][ C1] check_panic_on_warn+0x89/0xb0 [ 172.377850][ C1] ? lbmIODone+0x1312/0x16c0 [ 172.377868][ C1] end_report+0x73/0x170 [ 172.377885][ C1] ? lbmIODone+0x1312/0x16c0 [ 172.377904][ C1] kasan_report+0x128/0x150 [ 172.377921][ C1] ? lbmIODone+0x1312/0x16c0 [ 172.377944][ C1] lbmIODone+0x1312/0x16c0 [ 172.377964][ C1] ? blkg_put+0x22/0x240 [ 172.377977][ C1] ? blkg_put+0x22/0x240 [ 172.377991][ C1] ? blkg_put+0x18d/0x240 [ 172.378007][ C1] ? bio_endio+0x989/0x9d0 [ 172.378032][ C1] blk_update_request+0x57e/0xe60 [ 172.378051][ C1] blk_mq_end_request+0x3e/0x70 [ 172.378066][ C1] blk_done_softirq+0x10a/0x160 [ 172.378081][ C1] handle_softirqs+0x1de/0x6d0 [ 172.378098][ C1] ? smpboot_thread_fn+0x4d/0xa50 [ 172.378114][ C1] run_ktimerd+0x69/0x100 [ 172.378146][ C1] smpboot_thread_fn+0x541/0xa50 [ 172.378163][ C1] ? smpboot_thread_fn+0x4d/0xa50 [ 172.378188][ C1] kthread+0x388/0x470 [ 172.378204][ C1] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 172.378218][ C1] ? __pfx_kthread+0x10/0x10 [ 172.378235][ C1] ret_from_fork+0x514/0xb70 [ 172.378251][ C1] ? __pfx_ret_from_fork+0x10/0x10 [ 172.378266][ C1] ? __switch_to+0xc79/0x1410 [ 172.378300][ C1] ? __pfx_kthread+0x10/0x10 [ 172.378318][ C1] ret_from_fork_asm+0x1a/0x30 [ 172.378346][ C1] [ 172.379981][ C1] Kernel Offset: disabled